Sildenafil Tablets
The generic of Viagra — works in about Sildenafil is a prescription treatment for erectile dysfunction in adult men. Available in three strengths (25mg, 50mg, 100mg), it is taken as needed about 1 hour before sexual activity. This medication is available through Chemist Doctor's regulated online service following a consultation with UK-licensed clinicians.30–60 minutes.
Complete a short online consultation so our prescriber can confirm the treatment suits you.
The decision to supply the specific treatment and quantity requested will be based on whether our medical team are satisfied that it will be safe, appropriate, and effective.
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Sildenafil Treatment
| Product Name | Sildenafil |
| Manufacturer | Various |
| Active Ingredient | Sildenafil citrate |
| Administration | Oral |
| Presentation | Film-coated tablets |
| Available Strengths | 25mg / 4 Tablet, 50mg / 4 Tablet, 100mg / 4 Tablet |
| Product Type | POM — Prescription Only |
| Dosage | Take ONE tablet about ONE hour before sexual activity when required. Do not take more than ONE dose in 24 hours. |
| Use with alcohol | Avoid excessive consumption |
| Link to Patient Information Leaflet | Sildenafil PIL ↗ |
Medical Content Officer
Nabeel is a co-founder, and medical content officer of Chemist Doctor. He works closely with our medical team to ensure the information is accurate and up-to-date.
Medical Doctor
Dr. Talal is a GMC registered doctor and medical content reviewer at Chemist Doctor. He ensures clinical accuracy and reliability across health content.
Medical Administrative Officer
Usman is a co-founder, and medical administrative officer of Chemist Doctor. He leads the organisation's strategic vision, bridging clinical administration and operational priorities.
Review Date: 2 Jul 2026
Next Review: 1 Jan 2027
Published on: 19 Nov 2025
Last Updated: 3 Jul 2026
